Niviy Blackout Window Privacy Film 35.4in x 78.7in - Total Darkening

In this review the Niviy Blackout Window Privacy Film is recommended for people wanting a simple, reusable way to make a room fully dark for sleeping or media viewing. The package arrives as a complete kit, and the single biggest reason to buy is the film's ability to deliver 100% light blocking with a non-adhesive, removable cling that saves time compared with fabric curtains or more permanent tints. The included installation tools also make a straightforward DIY install feasible for most households.

Key Features

• Total blackout: Blocks all direct sunlight to create a darkened room suitable for daytime sleeping or home theater use.
• Reusable static cling: The non-adhesive film peels off cleanly and can be reattached after wetting, which is practical for renters and seasonal use.
• Installation kit included: Wipes, knives, and squeegees are supplied so you do not need separate tools and the install is quicker and neater.
• Heat control: The film reduces solar heat gain, helping to lower cooling costs and improve comfort on sunny days.
• No residue removal: Because it is non-adhesive the film leaves windows clean when removed, so it is suitable for temporary or mobile living situations.

Who It's For

This product is well suited to renters, shift workers, parents of napping infants, and anyone who needs a fast way to convert a bright room into a darkened space without altering windows permanently. It is also a useful choice for rooms used as home theaters where full blackout is desired.

People who want a decorative translucent look rather than full blackout should look elsewhere, and those who need a permanent adhesive window film or multi-window custom installations may prefer professional tinting or heavier window treatments.

Pros & Cons

Pros

• Provides genuine 100% light blocking to create a near-night environment during daytime hours.
• Reusable static cling design leaves no residue and can be repositioned by re-wetting.
• Included installation tools speed up the process and reduce setup mistakes.
• Helps reduce heat gain, potentially lowering cooling costs.

Cons

• Some users report variable cling performance, with occasional issues where the film does not stick as strongly as expected.
• The all-black finish eliminates outside view and natural light when applied, so it is not suitable where daytime visibility is needed.

Specifications

Product name	Niviy Blackout Window Privacy Film
Dimensions	35.4in by 78.7in
Light blocking	100% blackout
Attachment	Static cling, non-adhesive
Included tools	Wipes, knives, squeegees (wipes in random colours)
Reusability	Reusable after wetting, leaves no residue
Primary benefits	Room darkening and heat control

Our Verdict

The Niviy blackout film is a practical, cost-effective choice for anyone who needs reliable daytime darkening without permanent modification to windows. It offers strong privacy and heat reduction, comes with the necessary installation tools, and is especially good for renters or temporary setups where ease of removal and reuse matter.

Frequently Asked Questions

Will this film leave glue or residue on removal?
Because it is a non-adhesive static cling film it removes cleanly and does not leave residue when peeled off.

Can the film be reused after removal?
Yes, the film is reusable; re-wet the glass and smooth the film back into place for subsequent use.

Does it reduce heat as well as light?
Yes, the blackout surface reduces solar heat gain which can help lower cooling costs and reduce sunlight impact in the room.